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Radiant|Lab Grown|IGI

1.01ct F SI2 Radiant Lab Grown Diamond

ID • F/SI2 • IGI LG12745116

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG12745116

Diamond specifications and retailer prices

From €546 EUR
As of November 5, 2026
Save €203 EUR (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €749 EUR at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12745116 or 12745116. Listed at 3 retailers as of November 5, 2026, with prices from €546 to €749, a €203 spread on the same certified stone. Diamond Quarter lists it at €749. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12745116
Dimensions6.64 × 4.96 × 3.39 mm
L/W Ratio1.34
Culet sizePointed
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.64 mm4.96 mm1.01 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12745116
Side View
Table 69.0%CrownGirdle: STK-THKPavilion 31.8°Culet: NoneDepth 68.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: €345 EUR|Low: €117 EUR|High: €724 EUR|Avg: €432 EUR|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
September 18, 2026
Retailer 3€193 EUR
Retailer 2€305 EUR
Retailer 1€345 EUR
Retailer 4€546 EUR
Retailer 5€724 EUR

79 data points across 5 retailers

3 retailers€546 EUR to €749 EUR

B
Cheapest Retailer
-
€546 EUR
B
Retailer 2
-
€724 EUR
View
Most Expensive
B
Diamond Quarter
1.01SI2FLG16AAF5N · Nov 5
€749 EUR
£658 GBP
View
2 more retailers have this diamond
Prices start from €546 EURSave up to €203 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.01ct Radiant
€546 EUR